diff --git a/ChangeLog b/ChangeLog
index c6b6efeb4..c2af7f71a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-02-16  Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/NSDateFormatter.m:
+	* Source/NSNumberFormatter.m:
+	Fix -initWithCoder: methods to create internal ivar storage.
+
 2011-02-16  Richard Frith-Macdonald <rfm@gnu.org>
 
 	* Source/NSFileManager.m:
diff --git a/Source/NSDateFormatter.m b/Source/NSDateFormatter.m
index 7757f4548..1ef9c8bd9 100644
--- a/Source/NSDateFormatter.m
+++ b/Source/NSDateFormatter.m
@@ -242,9 +242,7 @@ static NSDateFormatterBehavior _defaultBehavior = 0;
 
 - (id) initWithCoder: (NSCoder*)aCoder
 {
-  self = [super initWithCoder: aCoder];
-  if (self == nil)
-    return nil;
+  GS_CREATE_INTERNAL(NSDateFormatter)
 
   [aCoder decodeValuesOfObjCTypes: "@C", &_dateFormat, &_allowsNaturalLanguage];
   return self;
diff --git a/Source/NSNumberFormatter.m b/Source/NSNumberFormatter.m
index 3cf702a77..2931ba2cb 100644
--- a/Source/NSNumberFormatter.m
+++ b/Source/NSNumberFormatter.m
@@ -471,6 +471,8 @@ static NSUInteger _defaultBehavior = 0;
 
 - (id) initWithCoder: (NSCoder*)decoder
 {
+  GS_CREATE_INTERNAL(NSNumberFormatter)
+
   if ([decoder allowsKeyedCoding])
     {
       if ([decoder containsValueForKey: @"NS.allowsfloats"])